Perelman School of Medicine

A pair of tannish colored monkeys. One is laying on the ground covered with leaves and rocks and sticks. The other is grooming the one laying down.

How do natural disasters shape the behavior and social networks of rhesus macaques?

A team of researchers from Penn, the University of Exeter, and elsewhere found that after Hurricane Maria monkeys on the devastated island of Cayo Santiago formed more friendships and became more tolerant of each other, despite fewer resources.

Person kneeling on ground while their dog is vaccinated on a sidewalk in Peru, the medical workers are wearing PPE and working in a temporary plastic tent bubble to protect against COVID.

In Peru, a race to vaccinate dogs as two epidemics collide

A team of workers in Peru, led by Penn Medicine’s Ricardo Castillo-Neyra, led a two-month rabies vaccination campaign.

Young person running laps on a track wearing a face mask.

How young athletes can safely return to sports after COVID-19

Sports medicine experts at Penn worked with school districts to develop a protocol for student athletes to safely return to competitive sports, and the strenuous exercise levels associated with those activities.

A single injection reverses blindness in patient with rare genetic disorder

A Penn Medicine patient with a genetic form of childhood blindness gained vision, which lasted more than a year, after receiving a single injection of an experimental RNA therapy into the eye.

Understanding and addressing barriers to COVID vaccine acceptance

Different communities have different reasons for wanting to wait on this shot. Getting to the heart of those concerns can help meet people where they are.

Headshots of two people. On the left is a person with glasses wearing a blazer, white shirt and blue tie. On the right is a person in a black blazer, black-and-white blouse and visible necklace. Both are smiling.

The path to deeper connections, even amidst a pandemic

A new book from Penn’s Edward Brodkin and psychology doctoral candidate Ashley Pallathra focuses on the science and practice of attunement, the process by which people can most effectively connect to themselves and others.

Person wearing latex gloves pulling bed sheets out of a dryer.

Can a Penn epidemiologist prevent a bedbug-driven outbreak?

Epidemiologist Michael Z. Levy curbed a Chagas disease epidemic in Arequipa, Peru. Can he prevent an outbreak in Philadelphia?

Newton’s cradle where one end swinging ball is a covid virus cell and the other is a content happy face.

Anxiety in a post-COVID world

A return to the next normal post-pandemic may trigger anxiety for people anticipating a more public-facing life after a year of isolation.

Sixty percent of opioids unused after common procedures

A new Penn Medicine study of how text messaging could inform opioid prescribing practices shows that 60% of opioids are left over after orthopaedic and urologic procedures.

molecules showing the cyclic assembly and disassembly of actin (in orange) on mitochondria (in blue) in dividing HeLa cells

Research reveals how a cell mixes its mitochondria before it divides

A team at Penn Medicine has discovered—and filmed—the molecular details of how a cell, just before it divides in two, shuffles important internal components called mitochondria to distribute them evenly to its two daughter cells.

Filters